As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED, ARRIVED AT THE AIRCRAFT TO FIND THE EXTERNAL POWER HAD DROPPED OFF AND THE EMERGENCY LIGHTS ILLUMINATED. EMERGENCY LIGHTS IN ROWS 10ABC THRU 12ABC WERE FOUND TO BE INOPERATIVE. MAINTENANCE REPAIRED A BROKEN WIRE AT ROW 11ABC AND REPLACED THE LIGHT ASSEMBLY AT ROW 10ABC. OPERATIONAL CHECK GOOD.